About Alexandru:

Alexandru is a Product Manager at Trivago.

Questions we asked Alexandru:

  • Help us understand your role at Trivago. And what does user profiling mean?
  • lets start from the basics. What are A/B tests?
  • There is also something called multi-variate test? What’S the difference?
  • Could you help us understand them better with sample scenarios?
  • You had mentioned about biases to me before. What are the different biases at play when running A/B tests/multivariate tests?
  • What tools do you use for A/B testing?
  • How can you protect your analysis and your team against these biases?
  • How do you set up and prepare an experiment as an A/B test?
  • (Talking here about hypothesis, KPIs, confidence intervals, p-value and power, etc)